Jckb And Keyb Assys - Pioneer DVR-233-S Service Manual

1

4.1 JCKB and KEYB ASSYS

SIDE A
A
IC Q
B
C
D
IC301
IC202
E
Q308
F
A B
32
1
2
A
JCKB ASSY
L204
W344
W345 KEY1
W322 2V
C517
C520
W255 GND
C212
L201
FL-24V
W256
KN305
T201
9
GND
W131
1
CN201
L202
C218 1 3
1 2 3
CN201
CN101
1
3
1 2 3
CN1001
KEYB ASSY
VWG2522-
CMKD P3X
B
KEY B ASSY
DVR-231-S
2
3
V+5V
C137
C128
V+5M
C138
W323
W268
W267
CN102
W269
V+5V
W223
XRST1
W226
L203
V+12.1E
W179
40
W138
FLPON
W134
PC
(VNP1998-B)
3
4
W352
W325 V+5M
JCKB ASSY
VWV2100-
VWV2129-
V+5M
W271
V+5M
C119
CONTACT SIDE
W273
1 9
1 9
RXDGL
V+5V
W272
W236
TXDGL
W233
W235
W375
CONTACT SIDE
CN301 1
1
40
W187 GNDA W188
GND
W144 GND
CN301
C CN2301
4
IC
GND
TEXTV
V+5.8E
CONTACT SIDE
V+12.1SW
W372 V+5.8SW
CN302
10
10
1
1